Home / 124,293,012.48-171,534,572.40-68,549,338.08

Finding the Fourth Proportional to 124,293,012.48, 171,534,572.40 and 68,549,338.08

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Solution

The fourth proportional to 124,293,012.48, 171,534,572.40 and 68,549,338.08 is: 94,603,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,293,012.48 : 171,534,572.40 = 68,549,338.08 : x
  2. Step 2: Convert to fraction form
    124,293,012.48/171,534,572.40 = 68,549,338.08/x
  3. Step 3: Cross multiply
    124,293,012.48x = 171,534,572.40 × 68,549,338.08
  4. Step 4: Simplify right side
    124,293,012.48x = 11,758,581,395,855,838
  5. Step 5: Solve for x
    x = 11,758,581,395,855,838/124,293,012.48
  6. Step 6: Final answer
    x = 94,603,720.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.